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Hardiness: Zones
4-11 |
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Height:
18
to 24 inches |
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Flower:
Soft blue flower spike appears
from a leaf bract at top of stem |
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Foliage:
Glossy, erect, deep green leaves;
slightly heart shaped with distinctive swirling |
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Comments:
Grows in shallow water (up
to 18 inches covering the crown); sun to partial shade; can be grown
in 5 gallon tub; thick creeping rootstock
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Cultivars/Species: Alba
(white flowers); P. cordata var. lancelolata (narrow leaves and
longer flower spikes; ht. 4 to 5 feet); Angustifolia |
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© Erv Evans, Consumer
Horticulturist
Shoprights NC State University
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